Troubleshooting Guide; No Power - Daewoo DVQ-13H1FC Service Manual

TROUBLESHOOTING GUIDE

1. NO POWER

Check
F801(125V 4A)
F801
PWC01
Check
Waveform
Q801
R805
R807
Q801 DRAIN
ST- BY
Check
R802(10W 2.2)
R802
L801
T801
133V
B+
45V
10V
12V
I801
10V
#10
#1
#14 133V
#3
#5
#11 VCR ON H
FROM U-COM
#31 ON/OFF
VCR ON
Check
D801(PBS208GU)
D801
C804
Q821
D820
R820
C821
D821
R110
C822
D822
L823
K1A7805
C823 C829
PQ05RF11
D823
PQ12RF11
C824
Check
Voltage
STATUS
STAND BY
Check
VCR ON
Voltage
17
TO I501 #34
OCP
C826
L824
Check
Voltage
133V
TUNER 33V
Check
Voltage
H/D TRANS
45V
BACKUP 5V
DS02
DS01
EVER 5V
VCR 5V
MOTOR 12V
SOUND 12V
ICS01 #31 ICS01 #30
VCR ON POWER ON
L
H
CRT ON H
Check
Voltage
Check
Voltage
L
L
H